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纳米颗粒支撑脂质体中膜蛋白的单向呈现。

Unidirectional Presentation of Membrane Proteins in Nanoparticle-Supported Liposomes.

机构信息

Department of Biological Chemistry and Molecular Pharmacology, Harvard Medical School, 250 Longwood Avenue, Boston, MA, 02115, USA.

Division of Molecular Medicine, Boston Children's Hospital, Department of Pediatrics, Harvard Medical School, 3 Blackfan Street, Boston, MA, 02115, USA.

出版信息

Angew Chem Int Ed Engl. 2019 Jul 15;58(29):9866-9870. doi: 10.1002/anie.201903093. Epub 2019 May 7.

Abstract

Presentation of membrane proteins to host immune systems has been a challenging problem owing to complexity arising from the poor in vivo stability of the membrane-mimetic media often used for solubilizing the membrane proteins. The use of functionalized, biocompatible nanoparticles as substrates is shown to guide the formation of proteoliposomes, which can present many copies of membrane proteins in a unidirectional manner. The approach was demonstrated to present the membrane-proximal region of the HIV-1 envelope glycoprotein. These nanoparticle-supported liposomes are broadly applicable as membrane antigen vehicles for inducing host immune responses.

摘要

由于用于溶解膜蛋白的膜模拟介质的体内稳定性差而导致的复杂性,向宿主免疫系统呈现膜蛋白一直是一个具有挑战性的问题。使用功能化的、生物相容性的纳米粒子作为基底被证明可以指导形成脂质体,这些脂质体可以以单向的方式呈现许多膜蛋白的拷贝。该方法被证明可以呈现 HIV-1 包膜糖蛋白的膜近端区域。这些纳米粒子支撑的脂质体作为膜抗原载体广泛适用于诱导宿主免疫反应。

相似文献

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Unidirectional Presentation of Membrane Proteins in Nanoparticle-Supported Liposomes.纳米颗粒支撑脂质体中膜蛋白的单向呈现。
Angew Chem Int Ed Engl. 2019 Jul 15;58(29):9866-9870. doi: 10.1002/anie.201903093. Epub 2019 May 7.

本文引用的文献

1
Structure of the membrane proximal external region of HIV-1 envelope glycoprotein.HIV-1 包膜糖蛋白膜近端外部区域的结构。
Proc Natl Acad Sci U S A. 2018 Sep 18;115(38):E8892-E8899. doi: 10.1073/pnas.1807259115. Epub 2018 Sep 5.
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Structural basis for membrane anchoring of HIV-1 envelope spike.HIV-1包膜刺突膜锚定的结构基础。
Science. 2016 Jul 8;353(6295):172-175. doi: 10.1126/science.aaf7066. Epub 2016 Jun 23.
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Directed self-assembly of DNA tiles into complex nanocages.DNA 瓦片的定向自组装成复杂的纳米笼。
Angew Chem Int Ed Engl. 2014 Jul 28;53(31):8041-4. doi: 10.1002/anie.201400377. Epub 2014 Mar 12.
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Bioengineering virus-like particles as vaccines.生物工程病毒样颗粒作为疫苗。
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